Variable seasonal influenza vaccine effectiveness between regions, and across age groups: Evidence from test-negative design studies

• G. Okoli,
• F. Racovitan,
• C. Righolt,
• S. Mahmud

Affiliations

G. Okoli

Corresponding author.; University of Manitoba, Winnipeg, Canada

F. Racovitan

University of Manitoba, Winnipeg, Canada

C. Righolt

University of Manitoba, Winnipeg, Canada

S. Mahmud

University of Manitoba, Winnipeg, Canada